Home / 510,509,038.14-765,956,549.01-199,838,684.27

Finding the Fourth Proportional to 510,509,038.14, 765,956,549.01 and 199,838,684.27

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Solution

The fourth proportional to 510,509,038.14, 765,956,549.01 and 199,838,684.27 is: 299,833,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,509,038.14 : 765,956,549.01 = 199,838,684.27 : x
  2. Step 2: Convert to fraction form
    510,509,038.14/765,956,549.01 = 199,838,684.27/x
  3. Step 3: Cross multiply
    510,509,038.14x = 765,956,549.01 × 199,838,684.27
  4. Step 4: Simplify right side
    510,509,038.14x = 153,067,748,958,318,368
  5. Step 5: Solve for x
    x = 153,067,748,958,318,368/510,509,038.14
  6. Step 6: Final answer
    x = 299,833,573.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.